Digital 12v 40a Solar Charger Solar Battery Charger Controller

Features and benefits
programmed control chips with industrial grade
advanced pid for accurate control
pwm series battery charge
with true 0~100% pwm duty cycle
five charge stage
selected for agm, gel, wet and calcium battery types
memorized the previous setting
automatic 1224v recognized
accumulated charging ampere hours counted
integrated self diagnose
periodical equalization for calcium or deep discharged battery
pulse charge to recondition the battery
temperature compensation
common positive or negative grounding on one terminal
lower voltage self-consumption
lcd display for all operating and setting parameters
can be used as a voltage meter during night
provided remote display(optional)
conformal coating applied to the inside board
large and robust terminals
can be used on any type or brand solar panel array
electronic protections
short circuit protection
spark protection
reverse polarity protection
solar panel over voltage protection
battery over voltage shut down
open circuit protection without battery
over temperature protection
battery current flow-back protection at night.